Bug 1477678 – The internal DHCP client of NetworkManager doesn't work on IPoIB interfaces

Bug 1477678 - The internal DHCP client of NetworkManager doesn't work on IPoIB interfaces

Summary:	The internal DHCP client of NetworkManager doesn't work on IPoIB interfaces

Status:	MODIFIED

Aliases:	None

Product:	Red Hat Enterprise Linux 7
Classification:	Red Hat
Component:	NetworkManager (Show other bugs)
Sub Component:
Version:	7.4
Hardware:	Unspecified Unspecified

Priority	medium Severity medium
Target Milestone:	rc
Target Release:	---
Assigned To:	Beniamino Galvani
QA Contact:	Desktop QE
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Reported:	2017-08-02 11:35 EDT by Beniamino Galvani
Modified:	2017-08-10 05:49 EDT (History)
CC List:	9 users (show)

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Description Beniamino Galvani 2017-08-02 11:35:56 EDT

Description of problem:

When changing the DHCP client from the default (dhclient) to the internal one, NetworkManager fails to obtain an address through DHCP on IPoIB interfaces.

Version-Release number of selected component (if applicable):
NetworkManager-1.8.0-9

How reproducible:
Always

Steps to Reproduce:
1. set "dhcp=internal" in the [main] section of /etc/NetworkManager/NetworkManager.conf
2. restart NetworkManager
3. try to activate a DHCP connection on IPoIB

Actual results:
Timeout

Expected results:
DHCP succeeds

Additional info:
The same bug is present in RHEL 7.3.
The default DHCP client (dhclient) is not affected.

Comment 2 Beniamino Galvani 2017-08-09 11:16:55 EDT

Fixed by systemd commit:

https://github.com/systemd/systemd/commit/b1f24b75af135fe8efba9c7264447985e2843511

Pushed a new bg/systemd branch that imports systemd code, please review.

Comment 3 Francesco Giudici 2017-08-09 11:42:13 EDT

lgtm

Comment 4 Beniamino Galvani 2017-08-10 05:33:15 EDT

Merged:

https://cgit.freedesktop.org/NetworkManager/NetworkManager/commit/?id=e0cdaf9880929a40f60c1327cf67f800feefc951

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